/*
* Get somebody's encrypted secret key from the database, using the given
* passwd to decrypt it.
*/
int
getsecretkey(char *netname, char *secretkey, char *passwd)
{
char lookup[3 * HEXKEYBYTES];
char *p;
if (secretkey == NULL)
return (0);
if (!getpublicandprivatekey(netname, lookup))
return (0);
p = strchr(lookup, ':');
if (p == NULL) {
return (0);
}
p++;
if (!xdecrypt(p, passwd)) {
return (0);
}
if (memcmp(p, p + HEXKEYBYTES, KEYCHECKSUMSIZE) != 0) {
secretkey[0] = '\0';
return (1);
}
p[HEXKEYBYTES] = '\0';
(void) strncpy(secretkey, p, HEXKEYBYTES);
secretkey[HEXKEYBYTES] = '\0';
return (1);
}
/*
* Get somebody's public key
*/
static int
__getpublickey_real(const char *netname, char *publickey)
{
char lookup[3 * HEXKEYBYTES];
char *p;
if (publickey == NULL)
return (0);
if (!getpublicandprivatekey(netname, lookup))
return (0);
p = strchr(lookup, ':');
if (p == NULL) {
return (0);
}
*p = '\0';
strncpy(publickey, lookup, HEXKEYBYTES);
publickey[HEXKEYBYTES] = '\0';
return (1);
}